Exception:

Explanation:

The error may occur when the following cache folder size increases.

C:\Users\<tfsservice account / Build account>\AppData\Local\Temp

Solution:

Clearing the content of the following cache folder location resolved issue with build and team project creation. 

C:\Users\<tfsservice account / Build account>\AppData\Local\Temp

Solution:

Open command prompt as Administrator. Execute the follwoing commands

1. %windir%\system32\inetsrv\appcmd recycle apppool /apppool.name:"Microsoft Team Foundation Server Application Pool" 
2. net stop tfsjobagent 
3. net start tfsjobagent

Explanation:

Build fails with missing file: System.Management.Automation.dll, The InvokePowerShellCommand activity in Community TFS Build Extensions has a dependency on System.Management.Automation.DLL

Solution:

Install Windows Management Framework 3.0 on the build server.

Solution:

Connect to the instance of SQL Server, and then run the following query:

• Select @@version

An example of the output of this query is as follows:

Microsoft SQL Server 2008 (SP1) - 10.0.2531.0 (X64)   Mar 29 2009

10:11:52   Copyright (c) 1988-2008 Microsoft Corporation  Express 

Edition (64-bit) on Windows NT 6.1 <X64> (Build 7600: )

•  SELECT SERVERPROPERTY('productversion'), SERVERPROPERTY ('productlevel'), SERVERPROPERTY ('edition')

For example, the results resemble the following.

10.0.1600.22 RTM Enterprise Edition